The Unseen Enemy Series

Marysol James Romance

The 'Unseen Enemy' Series is a fast-paced, sexy, and emotionally intense collection of romantic thrillers where hidden dangers, buried secrets, and undeniable chemistry collide. Packed with suspense, violence, and high-stakes protection, each story pairs resilient heroines with fiercely protective ex-military heroes and bodyguards who will stop at nothing to keep them safe... even when the greatest threat is the one no one sees coming.
The series opens with Emma and Dean, whose impulsive one-night escape turns into a steamy, no-strings arrangement shadowed by war trauma, guilt, and a life-altering secret that threatens their growing feelings . Danger escalates with supermodel Olivia and ex-sniper Dallas, as a stalking threat forces close-quarters protection, simmering tension, and a race to uncover an enemy hiding disturbingly close to home .
Healing and trust take centre stage with Jenny and Chris, whose slow, careful journey from friendship to intimacy is both deeply emotional and quietly scorching, as they confront past trauma and fight for every inch of connection . Meanwhile, Kat and Jim’s story blends sharp suspense and fiery attraction, as a woman living off the grid is forced to face a dangerous past while clashing with, and craving, the man assigned to protect her .
Undercover operations and rising danger drive Hunter and Cordelia’s fake-marriage mission to dismantle a kidnapping ring, where professional boundaries blur into intense desire and real peril. Selena and Luke’s passionate arc adds emotional vulnerability and explosive chemistry, complicated by hidden truths that could destroy the trust between them .
The stakes climb even higher when Francine is abducted by a man from her past, pushing bodyguard Mark into a desperate, violent rescue fueled by love and rage . Finally, rule-bound SEAL-turned-bodyguard Griff faces his most dangerous assignment yet when he falls for Claire (the very woman he’s secretly investigating) in a story packed with tension, deception, and scorching attraction .
Across all eight books, expect fast-acting plots, steamy and emotionally charged romance, protective alpha heroes, and real threats that bring violence, suspense, and urgency to every relationship. Dark, gripping, and irresistibly sexy, the 'Unseen Enemy' Series delivers high-heat thrillers where passion burns hot, enemies lurk in the shadows, and love must survive secrets, trauma, and danger.

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